| /linux/drivers/net/ethernet/microchip/fdma/ |
| H A D | fdma_api.h | 64 struct fdma;
79 int (*dataptr_cb)(struct fdma *fdma, int dcb_idx, int db_idx, u64 *ptr);
81 int (*nextptr_cb)(struct fdma *fdma, int dcb_idx, u64 *ptr);
84 struct fdma { struct
115 static inline void fdma_dcb_advance(struct fdma *fdma) in fdma_dcb_advance() argument
117 fdma->dcb_index++; in fdma_dcb_advance()
118 if (fdma->dcb_index >= fdma->n_dcbs) in fdma_dcb_advance()
119 fdma->dcb_index = 0; in fdma_dcb_advance()
123 static inline void fdma_db_advance(struct fdma *fdma) in fdma_db_advance() argument
125 fdma->db_index++; in fdma_db_advance()
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| H A D | fdma_api.c | 10 static int __fdma_db_add(struct fdma *fdma, int dcb_idx, int db_idx, u64 status, in __fdma_db_add() argument
11 int (*cb)(struct fdma *fdma, int dcb_idx, in __fdma_db_add() argument
14 struct fdma_db *db = fdma_db_get(fdma, dcb_idx, db_idx); in __fdma_db_add()
18 return cb(fdma, dcb_idx, db_idx, &db->dataptr); in __fdma_db_add()
22 int fdma_db_add(struct fdma *fdma, int dcb_idx, int db_idx, u64 status) in fdma_db_add() argument
24 return __fdma_db_add(fdma, in fdma_db_add()
28 fdma->ops.dataptr_cb); in fdma_db_add()
32 int __fdma_dcb_add(struct fdma *fdma, int dcb_idx, u64 info, u64 status, in __fdma_dcb_add() argument
33 int (*dcb_cb)(struct fdma *fdma, int dcb_idx, u64 *nextptr), in __fdma_dcb_add() argument
34 int (*db_cb)(struct fdma *fdma, int dcb_idx, int db_idx, in __fdma_dcb_add() argument
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| H A D | Makefile | 6 obj-$(CONFIG_FDMA) += fdma.o
7 fdma-y += fdma_api.o
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| /linux/drivers/net/ethernet/microchip/lan966x/ |
| H A D | lan966x_fdma.c | 9 static int lan966x_fdma_rx_dataptr_cb(struct fdma *fdma, int dcb, int db, in lan966x_fdma_rx_dataptr_cb() argument
12 struct lan966x *lan966x = (struct lan966x *)fdma->priv; in lan966x_fdma_rx_dataptr_cb()
26 static int lan966x_fdma_tx_dataptr_cb(struct fdma *fdma, int dcb, int db, in lan966x_fdma_tx_dataptr_cb() argument
29 struct lan966x *lan966x = (struct lan966x *)fdma->priv; in lan966x_fdma_tx_dataptr_cb()
36 static int lan966x_fdma_xdp_tx_dataptr_cb(struct fdma *fdma, int dcb, int db, in lan966x_fdma_xdp_tx_dataptr_cb() argument
39 struct lan966x *lan966x = (struct lan966x *)fdma->priv; in lan966x_fdma_xdp_tx_dataptr_cb()
53 struct fdma *fdma = &rx->fdma; in lan966x_fdma_rx_free_pages() local
56 for (i = 0; i < fdma->n_dcbs; ++i) { in lan966x_fdma_rx_free_pages()
57 for (j = 0; j < fdma->n_dbs; ++j) in lan966x_fdma_rx_free_pages()
65 struct fdma *fdma = &rx->fdma; in lan966x_fdma_rx_free_page() local
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| H A D | lan966x_main.c | 387 if (port->lan966x->fdma) in lan966x_port_xmit()
407 if (!lan966x->fdma) in lan966x_port_change_mtu()
753 if (lan966x->fdma && lan966x->fdma_ndev == port->dev) in lan966x_cleanup_ports()
776 if (lan966x->fdma) in lan966x_cleanup_ports()
863 if (lan966x->fdma) in lan966x_probe_port()
925 lan_wr(QS_XTR_GRP_CFG_MODE_SET(lan966x->fdma ? 2 : 1) | in lan966x_init()
930 lan_wr(QS_INJ_GRP_CFG_MODE_SET(lan966x->fdma ? 2 : 1) | in lan966x_init()
1158 lan966x->fdma = true; in lan966x_probe()
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| H A D | Makefile | 23 ccflags-y += -I$(srctree)/drivers/net/ethernet/microchip/fdma
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| H A D | lan966x_xdp.c | 17 if (!lan966x->fdma) { in lan966x_xdp_setup()
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| /linux/drivers/net/ethernet/mscc/ |
| H A D | ocelot_fdma.c | 56 static int ocelot_fdma_rx_ring_free(struct ocelot_fdma *fdma) in ocelot_fdma_rx_ring_free() argument
58 struct ocelot_fdma_rx_ring *rx_ring = &fdma->rx_ring; in ocelot_fdma_rx_ring_free()
67 static int ocelot_fdma_tx_ring_free(struct ocelot_fdma *fdma) in ocelot_fdma_tx_ring_free() argument
69 struct ocelot_fdma_tx_ring *tx_ring = &fdma->tx_ring; in ocelot_fdma_tx_ring_free()
78 static bool ocelot_fdma_tx_ring_empty(struct ocelot_fdma *fdma) in ocelot_fdma_tx_ring_empty() argument
80 struct ocelot_fdma_tx_ring *tx_ring = &fdma->tx_ring; in ocelot_fdma_tx_ring_empty()
148 struct ocelot_fdma *fdma = ocelot->fdma; in ocelot_fdma_alloc_rx_buffs() local
156 rx_ring = &fdma->rx_ring; in ocelot_fdma_alloc_rx_buffs()
236 struct ocelot_fdma *fdma = ocelot->fdma; in ocelot_fdma_rx_restart() local
244 rx_ring = &fdma->rx_ring; in ocelot_fdma_rx_restart()
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| H A D | ocelot_vsc7514.c | 360 if (ocelot->fdma) in mscc_ocelot_probe()
403 if (ocelot->fdma) in mscc_ocelot_remove()
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| H A D | ocelot_fdma.h | 160 int ocelot_fdma_inject_frame(struct ocelot *fdma, int port, u32 rew_op,
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| /linux/arch/arm/mach-rpc/ |
| H A D | dma.c | 267 struct floppy_dma *fdma = container_of(dma, struct floppy_dma, dma); in floppy_enable_dma() local
272 if (fdma->dma.sg) in floppy_enable_dma()
275 if (fdma->dma.dma_mode == DMA_MODE_READ) { in floppy_enable_dma()
285 regs.ARM_r9 = fdma->dma.count; in floppy_enable_dma()
286 regs.ARM_r10 = (unsigned long)fdma->dma.addr; in floppy_enable_dma()
296 enable_fiq(fdma->fiq); in floppy_enable_dma()
301 struct floppy_dma *fdma = container_of(dma, struct floppy_dma, dma); in floppy_disable_dma() local
302 disable_fiq(fdma->fiq); in floppy_disable_dma()
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| /linux/Documentation/devicetree/bindings/dma/ |
| H A D | st_fdma.txt | 11 - st,stih407-fdma-mpe31-11, "st,slim-rproc";
12 - st,stih407-fdma-mpe31-12, "st,slim-rproc";
13 - st,stih407-fdma-mpe31-13, "st,slim-rproc";
26 compatible = "st,stih407-fdma-mpe31-11", "st,slim-rproc";
50 3. A 32bit mask specifying (see include/linux/platform_data/dma-st-fdma.h)
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| /linux/drivers/net/ethernet/microchip/ |
| H A D | Makefile | 16 obj-$(CONFIG_FDMA) += fdma/
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| H A D | Kconfig | 64 source "drivers/net/ethernet/microchip/fdma/Kconfig"
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| /linux/drivers/net/ethernet/microchip/sparx5/ |
| H A D | Makefile | 29 ccflags-y += -I$(srctree)/drivers/net/ethernet/microchip/fdma
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| /linux/arch/mips/boot/dts/mscc/ |
| H A D | ocelot.dtsi | 144 "ana", "s0", "s1", "s2", "fdma";
146 interrupt-names = "ptp_rdy", "xtr", "inj", "fdma";
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| /linux/arch/arm/boot/dts/st/ |
| H A D | stih407-family.dtsi | 848 /* fdma audio */
850 compatible = "st,stih407-fdma-mpe31-11", "st,slim-rproc";
865 /* fdma app */
867 compatible = "st,stih407-fdma-mpe31-12", "st,slim-rproc";
885 /* fdma free running */
887 compatible = "st,stih407-fdma-mpe31-13", "st,slim-rproc";
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| /linux/Documentation/devicetree/bindings/clock/st/ |
| H A D | st,flexgen.txt | 102 "clk-fdma",
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| /linux/drivers/acpi/ |
| H A D | acpi_processor.c | 134 errata.piix4.fdma = 1; in acpi_processor_errata_piix4()
143 if (errata.piix4.fdma) in acpi_processor_errata_piix4()
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| /linux/include/acpi/ |
| H A D | processor.h | 248 u8 fdma:1; member
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| /linux/arch/arm64/boot/dts/microchip/ |
| H A D | sparx5.dtsi | 476 interrupt-names = "xtr", "fdma", "ptp";
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| /linux/arch/arm/boot/dts/microchip/ |
| H A D | lan966x.dtsi | 108 interrupt-names = "xtr", "fdma", "ana", "ptp",
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| /linux/include/soc/mscc/ |
| H A D | ocelot.h | 898 struct ocelot_fdma *fdma; member
|